It is an important theoretical and practical issue.
这是一个重要的理论和现实问题。
It is an important theoretical and practical issue to connect the moral education contents among primary school, secondary school and college.
大中小学德育内容的衔接，是一个重要的理论与实践问题。
Burden of proof as a highly practical and theoretical issue has many disputes and misunderstandings in the labor law field.
劳动法领域中的证明责任问题是一项极具实践性与理论性的课题，也是一个存在诸多争议和误解的问题。
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